1.Everything comes with _________ price; there is no such _________ thing as a free lunch in the world.
A.a, a B.the, a. C.the, / D.a, /
2.—I didn’t invite him to the party but he came anyway and got completely drunk.
—_________ he hadn’t come! The party could have been a success.
A.How come B.Only if C.What if D.If only
3.—Let’s go Dutch for this supper, OK?
—No, _________ this time, as a reward for all your help.
A.it’s up to you B.it’s my treat
C.let’s talk about it D.it doesn’t matter